Improved artificial fuel



U NITED' STATES- PATENT OFFICE;

CHARLES ORFF, on NEWYORK, my.

I lMPROVED ARTlF'lOl-AL FUEL.

Specilicationfomiing partof Letters Patent No. 48,564. dated J nly 4, 1865. i

To all whom it may concern: l

Be it known that I, CHARLES KOBFF, ot'

the city and county of New York, have in vented a. new and Improred Method of Making Coal from Coal-Dust;'and I. hereby declare the following to be a full and exact description thereof. I

The nature of my invention consists in combining coal-dust with animal blood in forming it intoa dough, and in pressing it intoforms whereby an artificial coal isproduced of good quality. I

I To enable others skilled in the art to make I and use my invention, I will proceed to describe its construction and operation.

To one ton of mineral-coal dust I add about I two gallons of animnlblood, the best blood for that purpose being that of cows and oxen,) and one gallon of water. I then agitate this mixture until it obtains the consistency of pulp or dough. I then permit it torest durin g about two hours. [then place itinto forms ot'the size and shape required for the pieces of coal to be produced. I then press it into theseforms, and afterleaving it therein for a suflicient length of time to enablcitto assume .the form I remove it therefrom and dry it either by the application of heat or otherwise.

.Afterbeing thoroughly dried the said product in the same manner as I eral-coal dust, by combining the same with animal blood and waterysnbstantially in the manner and for the purposeabove described.

CHARLES new.

Witnesses OHS. WEHLE, HENRY WEHLE. 

